This collection originally published with the exception of 'Deirdre of the sorrows': London : Heinemann, 1975.
Contents: The singing swans - The legend of Knockgrafton - The sea-maiden - Deirdre of the sorrows.
The singing swans, and other stories by Ruth Marris. ISBN 0006713033. Published by Fontana in 1978. Publication and catalogue information, links to buy online and reader comments.